Alert archive / Maryland / Tornado Warnings in 2011
Tornado Warning 6, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this tornado warning at May 19, 2011, 12:43 PM EDT for Kent County, Queen Anne's County, Maryland. It was in force for 32 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- May 19, 2011, 12:43 PM EDT (16:43 UTC)
- Expired
- May 19, 2011, 1:15 PM EDT
- In force
- 32 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
Counties Kent County, MD, Queen Anne's County, MD
The radar
The Dover AFB radar (KDOX), 64 km from the middle of the area, began a volume at 16:44 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Phillips Aaf/Abe, MD (KAPG), launched 12:00Z, 4.7 hours before the alert went out and 29 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 143 J/kg
- Mixed-layer CIN
- -55 J/kg
- Mixed-layer LCL
- 819 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- -13 m²/s²
- 0-3 km storm-relative helicity
- 53 m²/s²
- Significant tornado parameter
- -0.0
- Supercell composite
- -0.1
The text
As transmitted, in the capitals the NWS used until 2016.
063 WFUS51 KPHI 191643 TORPHI MDC029-035-191715- /O.NEW.KPHI.TO.W.0006.110519T1643Z-110519T1715Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 1243 PM EDT THU MAY 19 2011 THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A * TORNADO WARNING FOR... CENTRAL KENT COUNTY IN NORTHEAST MARYLAND... NORTH CENTRAL QUEEN ANNE'S COUNTY IN NORTHEAST MARYLAND... * UNTIL 115 PM EDT * AT 1239 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR MORGNEC... OR 10 MILES NORTH OF CENTERVILLE...MOVING NORTHEAST AT 5 MPH. * OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO CRUMPTON PRECAUTIONARY/PREPAREDNESS ACTIONS... SEVERAL REPORTS OF A FUNNEL CLOUD FROM EMERGENCY MANAGERS AND PUBLIC. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 800 PM EDT THURSDAY EVENING FOR NEW JERSEY AND EASTERN PENNSYLVANIA. && LAT...LON 3931 7597 3920 7584 3916 7599 3920 7605 TIME...MOT...LOC 1643Z 223DEG 5KT 3919 7600 $$
2 follow-up statements
606
WWUS51 KPHI 191659
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1259 PM EDT THU MAY 19 2011
MDC029-035-191715-
/O.CON.KPHI.TO.W.0006.000000T0000Z-110519T1715Z/
KENT MD-QUEEN ANNE'S MD-
1259 PM EDT THU MAY 19 2011
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 115 PM EDT FOR NORTH
CENTRAL QUEEN ANNE'S AND CENTRAL KENT COUNTIES...
AT 1251 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO. THIS TORNADO WAS LOCATED NEAR MORGNEC...OR 12
MILES NORTH OF CENTERVILLE...MOVING NORTHEAST AT 5 MPH.
OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
CRUMPTON
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SEVERAL EMERGENCY MANAGERS AND SPOTTERS REPORTED A FUNNEL CLOUD
EARLIER WITH THIS STORM.
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW
SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 800 PM EDT
THURSDAY EVENING FOR NEW JERSEY AND EASTERN PENNSYLVANIA.
&&
LAT...LON 3919 7598 3921 7603 3926 7601 3931 7597
3925 7590
TIME...MOT...LOC 1657Z 207DEG 6KT 3922 7599
$$043
WWUS51 KPHI 191709
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
109 PM EDT THU MAY 19 2011
MDC029-035-191717-
/O.EXP.KPHI.TO.W.0006.000000T0000Z-110519T1715Z/
KENT MD-QUEEN ANNE'S MD-
109 PM EDT THU MAY 19 2011
...THE TORNADO WARNING FOR NORTH CENTRAL QUEEN ANNE'S AND CENTRAL
KENT COUNTIES WILL EXPIRE AT 115 PM EDT...
THE ROTATION HAS WEAKENED WITH THIS STORM AND NO FURTHER REPORTS OF
FUNNEL CLOUDS HAVE BEEN REPORTED. ALTHOUGH THE IMMEDIATE THREAT HAS
DIMINISHED...SHOWERS AND THUNDERSTORMS WILL CONTINUE THOUGH THE
AFTERNOON.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 800 PM EDT
THURSDAY EVENING FOR NEW JERSEY AND EASTERN PENNSYLVANIA.
LAT...LON 3919 7598 3921 7603 3926 7601 3931 7597
3925 7590
TIME...MOT...LOC 1707Z 207DEG 6KT 3923 7598
$$The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 18, 9:10 PM EDT | Coastal Flood Advisory | PHI | Caroline, Cecil, Kent, Queen Anne's, Talbot | 11 hr |
| May 18, 11:46 PM EDT | Special Weather Statement | PHI | Caroline | 59 min |
| May 19, 12:11 PM EDT | Special Weather Statement | PHI | Caroline | 94 min |
| May 19, 12:54 PM EDT | Special Weather Statement | PHI | Cecil | 66 min |
| May 19, 1:00 PM EDT | Special Weather Statement | PHI | Caroline | 60 min |
| May 19, 1:37 PM EDT | Areal Flood Advisory | PHI | Caroline, Cecil, Kent, Queen Anne's | 6 hr |
| May 19, 2:19 PM EDT | Special Weather Statement | PHI | Cecil | 56 min |
| May 19, 3:39 PM EDT | Special Weather Statement | PHI | Caroline, Kent, Queen Anne's, Talbot | 51 min |
| May 19, 4:47 PM EDT | Special Weather Statement | PHI | Cecil, Kent, Queen Anne's | 88 min |
| May 19, 5:13 PM EDT | Severe Thunderstorm Warning | PHI | Cecil, Kent | 62 min |
Nearby
Tornado Warnings in Maryland, 2011Every tornado warning in 2011Tornadoes in 2011
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.